CopyStar TK-719 compatible cartridge - Jolek 522-4TK70NC - Jolek.com

CopyStar TK-719 compatible cartridge – Jolek 522-4TK70NC – Jolek.com. Copystar TK-719 ( Copystar TK719 ) black laser toner cartridge designed for the Copystar CS-3050 / CS-4050 / CS-5050 laser toner printers (34,000 page yield) -1-Ctg,2 waste/box, 4/case